/// <summary>
/// Single Primitive Constructor with predefined MaterialProperty
/// </summary>
/// <param name="position">Initial Body Position</param>
/// <param name="scale">Scale</param>
/// <param name="primative">Primitive to add to Skin</param>
/// <param name="propId">Predefined Material Properties of Primitive</param>
public Gobject(Vector3 position, Vector3 scale, Primitive primative, MaterialTable.MaterialID propId, Model model)
: this()
{
Skin.AddPrimitive(primative, (int)propId);
CommonInit(position, scale, model, true);
}
private unsafe void Init(CollDetectInfo info, Vector3 dirToBody0, SmallCollPointInfo *pointInfos, int numPointInfos)
{
this.SkinInfo = info;
this.dirToBody0 = dirToBody0;
int ID0 = info.Skin0.GetMaterialID(info.IndexPrim0);
int ID1 = info.Skin1.GetMaterialID(info.IndexPrim1);
MaterialTable matTable = info.Skin0.CollisionSystem.MaterialTable;
if (ID0 == (int)MaterialTable.MaterialID.UserDefined || (int)ID1 == (int)MaterialTable.MaterialID.UserDefined)
{
MaterialProperties prop0, prop1;
if (ID0 == (int)MaterialTable.MaterialID.UserDefined)
{
prop0 = info.Skin0.GetMaterialProperties(info.IndexPrim0);
}
else
{
prop0 = matTable.GetMaterialProperties(ID0);
}
if (ID1 == (int)MaterialTable.MaterialID.UserDefined)
{
prop1 = info.Skin1.GetMaterialProperties(info.IndexPrim1);
}
else
{
prop1 = matTable.GetMaterialProperties(ID1);
}
MatPairProperties.Restitution = prop0.Elasticity * prop1.Elasticity;
MatPairProperties.StaticFriction = prop0.StaticRoughness * prop1.StaticRoughness;
MatPairProperties.DynamicFriction = prop0.DynamicRoughness * prop1.DynamicRoughness;
}
else
{
MatPairProperties = matTable.GetPairProperties(ID0, ID1);
}
numPointInfos = (numPointInfos > MaxCollisionPoints) ? MaxCollisionPoints : numPointInfos;
NumCollPts = 0;
for (int i = 0; i < numPointInfos; ++i)
{
if (freePtInfos.Count == 0)
{
freePtInfos.Push(new CollPointInfo());
}
this.PointInfo[NumCollPts] = freePtInfos.Pop();
this.PointInfo[NumCollPts++].Init(ref pointInfos[i]);
}
}